Dr. Chinedum C. Nathan, MD
- Medicare services, 2024
- 47
- Medicare patients, 2024
- 28
- Part D claims, 2024
- 835
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 7300 North Fresno St, Fresno, CA 93720
- Practice phone
- Call (559) 448-4500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Chinedum C. Nathan is a hospitalist in Fresno, California
Dr. Nathan practices at Kaiser Permanente Fresno Medical Center in Fresno, California, part of Kaiser Permanente.
Dr. Nathan's NPI, 1699853408, was assigned on November 1, 2006. Dr. Nathan graduated from Loma Linda University School Of Medicine in 1995. Dr. Nathan holds California license A61018.
- NPI
- 1699853408NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577759976
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (559) 448-4500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Chinedum C. Nathan practices at Kaiser Permanente Fresno Medical Center in Fresno, California
Dr. Nathan's primary practice is Kaiser Permanente Fresno Medical Center, at 7300 North Fresno St, Fresno, CA 93720 in Fresno County. The practice phone is (559) 448-4500.
- Kaiser Permanente Fresno Medical Center7300 North Fresno St, Fresno, CA 93720 · Fresno CountyPhone(559) 448-4500
Source: Dmand AI Affiliation Data
Dr. Chinedum C. Nathan is affiliated with 1 site of care and 1 medical group
Dr. Nathan's primary practice is Kaiser Permanente Fresno Medical Center in Fresno, California, part of Kaiser Permanente. The medical group on file is The Permanente Medical Group, Inc.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Chinedum C. Nathan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nathan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Fresno Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Chinedum C. Nathan is one of 3,186 hospitalists in California
Hospitalist is Dr. Nathan's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Nathan is board certified in internal medicine by the American Board of Internal Medicine. Dr. Nathan is licensed in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Clinical focus
Dmand AI lists gastrointestinal obstruction and sepsis among the conditions Dr. Nathan treats.
Hospitalists near Dr. Nathan
Counts of hospitalists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Chinedum C. Nathan billed Medicare for 47 services in 2024
CMS data shows 47 Medicare services from Dr. Nathan across 2 procedure codes in 2024, for 28 Medicare patients. Medicare paid $2,937 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nathan compared with the California median for hospitalists, 2024
- Dr. Nathan
- California median
- Medicare services
- 47vs 43089% below
- Medicare patients
- 28vs 20186% below
- Part D claims
- 544vs 697.9 times
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Nathan's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Chinedum C. Nathan treated 28 Medicare patients in 2024, average age 70
CMS counts 28 Medicare patients who saw Dr. Nathan in 2024. 75% of them have high blood pressure, and 64% have high cholesterol. 46% are also on Medicaid. Their average risk score is 2.43, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Nathan's median patient age at 73, with 55% women.
Chronic conditions among Dr. Nathan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol64%
- Diabetes57%
- Anxiety54%
- Arthritis54%
- Heart failure50%
- Chronic kidney disease43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nathan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Chinedum C. Nathan wrote 835 Medicare Part D claims in 2024
In 2024, Dr. Nathan wrote 835 Medicare Part D claims for 277 patients. 85% of them were for generic drugs. CMS names the drug for 544 of them, across 25 drugs with 11 or more claims each, at $23,994 in total drug cost. In 2023, CMS named 603 claims across 26 drugs.
Dr. Nathan's Part D claims by kind of drug, 2024
- Generic711 claims85%
- Brand-name and other124 claims15%
Dr. Nathan's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Nathan's Part D claims, 2024
- Opioids3%23 of 835 claims
- Antibiotics18%149 of 835 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6032024: 54410%
Drugs named by CMS: 25 in 2024, 26 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Chinedum C. Nathan takes part in Medicare
Dr. Nathan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Chinedum C. Nathan graduated from Loma Linda University School Of Medicine
Dr. Nathan graduated from Loma Linda University School Of Medicine in 1995.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Chinedum C. Nathan accepts plans from 2 insurance carriers
Dr. Nathan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Nathan accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Chinedum C. Nathan's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Chinedum C. Nathan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Chinedum C. Nathan's NPI number?
Dr. Chinedum C. Nathan's NPI number is 1699853408. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Chinedum C. Nathan?
Dr. Chinedum C. Nathan is a hospitalist in Fresno, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Chinedum C. Nathan practice?
Dr. Nathan practices at 7300 North Fresno St, Fresno, CA 93720. Dr. Nathan's primary practice is Kaiser Permanente Fresno Medical Center in Fresno, California, part of Kaiser Permanente.
What is Dr. Chinedum C. Nathan's office phone number?
The practice phone on file for Dr. Nathan is (559) 448-4500.
What is Dr. Chinedum C. Nathan's medical license number?
Dr. Nathan holds California license A61018.
Which hospitals is Dr. Chinedum C. Nathan affiliated with?
Dr. Nathan practices at Kaiser Permanente Fresno Medical Center in Fresno, California.
What medical group is Dr. Chinedum C. Nathan part of?
Dr. Nathan is linked to The Permanente Medical Group, Inc.
Does Dr. Chinedum C. Nathan accept Medicare?
Yes. CMS data shows Dr. Nathan billed Medicare for 47 services in 2024, and Dr. Nathan accepts Medicare assignment.
How many Medicare patients does Dr. Chinedum C. Nathan see?
CMS counts 28 Medicare patients who saw Dr. Nathan in 2024, with an average age of 70.
Is Dr. Chinedum C. Nathan board certified?
Yes. Dr. Nathan is board certified in internal medicine by the American Board of Internal Medicine.
Show 5 more questionsShow fewer questions
What services does Dr. Chinedum C. Nathan bill to Medicare?
In 2024, Dr. Nathan's most billed Medicare services were hospital inpatient care (99232) and hospital inpatient care (99238).
Where did Dr. Chinedum C. Nathan go to medical school?
Dr. Nathan graduated from Loma Linda University School Of Medicine in 1995.
What drugs does Dr. Chinedum C. Nathan prescribe most?
In 2024 Medicare Part D data, Dr. Nathan's most prescribed drugs by claims were Cefpodoxime Proxetil, Losartan Potassium and Pantoprazole Sodium.
How long has Dr. Chinedum C. Nathan been practicing?
Dr. Nathan graduated from medical school in 1995, 31 years ago.
What insurance does Dr. Chinedum C. Nathan accept?
Dr. Nathan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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